If sin x equal to plus or minus root 3 by 2 then what is sin x by 2

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

What are linear equations? could'ya explain too me, ? ! and how do you see what graph is a proportional relationship?

Aa at 9 a.m. it at 4 p.m. he a of $28.84.?